{"id":816,"date":"2025-07-25T12:23:54","date_gmt":"2025-07-25T03:23:54","guid":{"rendered":"https:\/\/www.decteng.com\/?p=816"},"modified":"2025-08-29T13:06:14","modified_gmt":"2025-08-29T04:06:14","slug":"wowza-transcoder-hidden-vbr-options","status":"publish","type":"post","link":"https:\/\/www.decteng.com\/ko\/wowza-transcoder-hidden-vbr-options\/","title":{"rendered":"\uc640\uc6b0\uc790 \uc2a4\ud2b8\ub9ac\ubc0d \uc5d4\uc9c4 \ud2b8\ub79c\uc2a4\ucf54\ub354\uc758 \uc228\uaca8\uc9c4 \uc635\uc158"},"content":{"rendered":"\n<section id=\"WowzaTranscoderVBR\">\n<h2>\uc640\uc6b0\uc790 \ud2b8\ub79c\uc2a4\ucf54\ub354\ub294 VBR\ub85c \ub3d9\uc791\ud55c\ub2e4.<\/h2>\n<p>\uc640\uc6b0\uc790 \uc2a4\ud2b8\ub9ac\ubc0d \uc5d4\uc9c4(Wowza Streaming Engine, \uc774\ud558 \uc640\uc6b0\uc790)\uc758 \ud2b8\ub79c\uc2a4\ucf54\ub354\ub294 \uae30\ubcf8\uc801\uc73c\ub85c VBR(Variable Bit Rate : \uac00\ubcc0 \uc804\uc1a1\ub960)\ubaa8\ub4dc\ub85c \ub3d9\uc791\ud55c\ub2e4. \ud558\uc9c0\ub9cc \ud2b8\ub79c\uc2a4\ucf54\ub354 \uc124\uc815 \ud654\uba74\uc5d0\ub294 Codec, Profile, Key Frame Interval, Bitrate \uc815\ub3c4\uc758 \uc635\uc158\ub9cc \uc874\uc7ac\ud560 \ubfd0, VBR \uc778\ucf54\ub529\uacfc \uad00\ub828\ub41c \uc138\ubd80 \uc635\uc158\ub4e4\uc774 \uc874\uc7ac\ud558\uc9c0 \uc54a\uc73c\uba70, \uc2ec\uc9c0\uc5b4 CBR-VBR \uc124\uc815\ub3c4 \ud45c\uc2dc\ub418\uc9c0 \uc54a\ub294\ub2e4.<\/p>\n<p>\ud558\uc9c0\ub9cc, \uc640\uc6b0\uc790\uc5d0\uc11c \uacf5\uc2dd \ubb38\uc11c\ud654\ud574\uc11c \ubc30\ud3ec\ud558\uc9c0 \uc54a\uc558\uc744 \ubfd0, \ubcc0\uacbd\ud560 \uc218 \uc788\ub294 \uc228\uaca8\uc9c4 \uc635\uc158\ub4e4\uc774 \uc874\uc7ac\ud55c\ub2e4. \ubcf8 \ud544\uc790\uac00 <a href=\"https:\/\/www.decteng.com\/ko\/wowza-streaming-engine-transcoder-cbr-bug-eng-2346\/\" title=\"\uc640\uc6b0\uc790 \ud2b8\ub79c\uc2a4\ucf54\ub354 CBR \ubc84\uadf8, \ud55c\ub2ec\uac04\uc758 \ucd94\uc801\uacfc \uacf5\uc2dd \uc774\uc288 \ub4f1\ub85d\uacfc\uc815\">\uc640\uc6b0\uc790 \ud2b8\ub79c\uc2a4\ucf54\ub354\uc758 \ubc84\uadf8\ub97c \ubc1c\uacac\ud558\ub294 \uacfc\uc815\uc911<\/a> \uc640\uc6b0\uc790\uc5d0\uc11c \uc54c\ub824 \uc900, \uc228\uaca8\uc9c4 \uc138\ubd80 \uc635\uc158 \ubaa9\ub85d\uacfc \uc124\uc815 \ubc29\ubc95\uc744 \uacf5\uc720\ud55c\ub2e4.<\/p>\n<\/section>\n\n<section id=\"HowToApplyHiddenOptions\">\n<h2>\uc228\uaca8\uc9c4 \uc635\uc158\uc744 \uc801\uc6a9\ud558\ub294 \ubc29\ubc95<\/h2>\n<p>\uc640\uc6b0\uc790 \ud2b8\ub79c\uc2a4\ucf54\ub354\uc758 \uc124\uc815\uc740 \uc798 \uc54c\ub824\uc9c4\ub300\ub85c <code class=\"line\">[install-dir]\/transcoder\/templates\/<\/code>\uc5d0 \uc704\uce58\ud55c <a href=\"https:\/\/www.wowza.com\/docs\/how-to-set-up-and-run-wowza-transcoder-for-live-streaming\" target=\"_blank\" title=\"Set up and run Transcoder in Wowza Streaming Engine\" rel=\"noopener\">\ud15c\ud50c\ub9bf \ud30c\uc77c\ub4e4\uc744 \ud1b5\ud574 \uad00\ub9ac<\/a>\ub41c\ub2e4. \uc774 \ud15c\ud50c\ub9bf \ud30c\uc77c\uc744 \uc5f4\uace0, \uc801\uc6a9\ud558\uace0\uc790 \ud558\ub294 \ud2b8\ub79c\uc2a4\ucf54\ub354 \ud504\ub9ac\uc14b\uc758 \ube44\ub514\uc624 \ud30c\ub77c\ubbf8\ud130 \uc139\uc158\uc73c\ub85c \uc774\ub3d9\ud55c\ub2e4. \uadf8\ub9ac\uace0 \uc544\ub798\uc758 \uc608\uc2dc\uc640 \uac19\uc774 \ud30c\ub77c\ubbf8\ud130 \ube14\ub85d\uc744 \ucd94\uac00\ud574 \uc8fc\uba74 \ub41c\ub2e4.\n<pre><code>...(\uc804\ub7b5)...\n&lt;Encode&gt;\n &lt;Name&gt;\ud504\ub85c\ud30c\uc77c \uc774\ub984&lt;\/Name&gt;\n &lt;Enable&gt;true&lt;\/Enable&gt;\n &lt;Description&gt;\ud504\ub85c\ud30c\uc77c \uc124\uba85&lt;\/Description&gt;\n &lt;StreamName&gt;mp4:${SourceStreamName}_360pvbr&lt;\/StreamName&gt;\n &lt;Video&gt;\n &lt;Parameters&gt;\n  <kbd>&lt;Parameter&gt;\n   &lt;Name&gt;mainconcept.bit_rate_mode&lt;\/Name&gt;\n   &lt;Value&gt;2&lt;\/Value&gt;\n   &lt;Type&gt;Long&lt;\/Type&gt;\n  &lt;\/Parameter&gt;<\/kbd>\n &lt;\/Parameters&gt;\n... (\uc774\ud558 \uc0dd\ub7b5) ...<\/code><\/pre><\/p>\n<p>\ub2e4\ub978 \uc640\uc6b0\uc790 \ud30c\ub77c\ubbf8\ud130\uc640 \ub9c8\ucc2c\uac00\uc9c0\ub85c, \uac01\uac01\uc758 \ud30c\ub77c\ubbf8\ud130\ub4e4\uc740 <code>Name<\/code>, <code>Value<\/code>, <code>Type<\/code>\uc73c\ub85c \uad6c\uc131\ub418\uc5b4 \uc788\ub2e4.<\/p>\n<\/section>\n\n<section id=\"WowzaTranscoderHiddenOptions\">\n<h2>\uc640\uc6b0\uc790 \ud2b8\ub79c\uc2a4\ucf54\ub354\uc758 \uc228\uaca8\uc9c4 \uc635\uc158<\/h2>\n<section id=\"OperationMode\">\n<h3>\ub3d9\uc791\ubaa8\ub4dc : CBR, CQT, VBR<\/h3>\n<dl><dt>Name<\/dt><dd>mainconcept.bit_rate_mode<\/dd>\n<dt>Value<\/dt><dd><ul><li><strong><var>0<\/var><\/strong> : CBR \ubaa8\ub4dc<\/li>\n\t\t\t\t\t\t<li><strong><var>1<\/var><\/strong> : CQT \ubaa8\ub4dc<\/li>\n\t\t\t\t\t\t<li><strong><var>2<\/var><\/strong> : VBR \ubaa8\ub4dc<\/li><\/ul><\/dd>\n<dt>Type<\/dt><dd>Long<\/dd><\/dl>\n<\/section>\n\t<section id=\"TargetBitrate\">\n<h3>\ud3c9\uade0 \/ \ubaa9\ud45c \ube44\ud2b8\ub808\uc774\ud2b8<\/h3>\n<dl><dt>Name<\/dt><dd>mainconcept.bit_rate<\/dd>\n<dt>Value<\/dt><dd>bps \ub2e8\uc704\ub85c \uc785\ub825 (\uc608, <var>4000000<\/var> = 4Mbps)<\/dd>\n<dt>Type<\/dt><dd>Long<\/dd><\/dl>\n<\/section>\n\t<section id=\"MaxBitrate\">\n<h3>\ucd5c\ub300 \ube44\ud2b8\ub808\uc774\ud2b8<\/h3>\n<dl><dt>Name<\/dt><dd>mainconcept.max_bit_rate<\/dd>\n<dt>Value<\/dt><dd>bps \ub2e8\uc704\ub85c \uc785\ub825 (\uc608, <var>8000000<\/var> = 8Mbps)<\/dd>\n<dt>Type<\/dt><dd>Long<\/dd><\/dl>\n<\/section>\n\t<section id=\"VBVSize\">\n<h3>VBV(Video Buffering Verifier) \ud06c\uae30<\/h3>\n<dl><dt>Name<\/dt><dd>mainconcept.bit_rate_buffer_size<\/dd>\n<dt>Value<\/dt><dd>byte \ub2e8\uc704\ub85c \uc785\ub825 (\uc608, <var>1000000<\/var> = 1MByte)<\/dd>\n<dt>Type<\/dt><dd>Long<\/dd><\/dl>\n<\/section>\n\t<section id=\"IFrameQuantization\">\n<h3>I-Frame Quantization Level<\/h3>\n<dl><dt>Name<\/dt><dd>mainconcept.quant_pI<\/dd>\n<dt>Value<\/dt><dd>0 ~ 51 \uc0ac\uc774\uc758 \uc815\uc218 (\uac12\uc774 \ub192\uc544\uc9c8 \uc218\ub85d \ud488\uc9c8\uc774 \ub0ae\uc544\uc9c4\ub2e4.)<\/dd>\n<dt>Type<\/dt><dd>Long<\/dd><\/dl>\n<\/section>\n\t<section id=\"BFrameQuantization\">\n<h3>B-Frame Quantization Level<\/h3>\n<dl><dt>Name<\/dt><dd>mainconcept.quant_pB<\/dd>\n<dt>Value<\/dt><dd>0 ~ 51 \uc0ac\uc774\uc758 \uc815\uc218 (\uac12\uc774 \ub192\uc544\uc9c8 \uc218\ub85d \ud488\uc9c8\uc774 \ub0ae\uc544\uc9c4\ub2e4.)<\/dd>\n<dt>Type<\/dt><dd>Long<\/dd><\/dl>\n<\/section>\n<section id=\"PFrameQuantization\">\n<h3>P-Frame Quantization Level<\/h3>\n<dl><dt>Name<\/dt><dd>mainconcept.quant_pP<\/dd>\n<dt>Value<\/dt><dd>0 ~ 51 \uc0ac\uc774\uc758 \uc815\uc218 (\uac12\uc774 \ub192\uc544\uc9c8 \uc218\ub85d \ud488\uc9c8\uc774 \ub0ae\uc544\uc9c4\ub2e4.)<\/dd>\n<dt>Type<\/dt><dd>Long<\/dd><\/dl>\n<\/section>\n<section id=\"OtherPossibilities\">\n<h3>\uc774 \uc678\uc5d0 \uac00\ub2a5\uc131\uc774 \uc788\ub294 \uac83\ub4e4<\/h3>\n<p>\ub208\uce58\uac00 \ube60\ub974\uc2e0 \uba87\uba87 \ub3c5\uc790 \uc81c\uc704\uaed8\uc11c\ub294 <code>mainconcept<\/code>\uc774\ub77c\ub294 \ub2e8\uc5b4\uac00 \uacc4\uc18d \ub4f1\uc7a5\ud558\uace0 \uc788\ub294\uac8c \ub208\uc5d0 \uac70\uc2ac\ub9ac\uc2e4 \uac83\uc774\ub2e4. \ub9de\ub2e4. \uc640\uc6b0\uc790 \ud2b8\ub79c\uc2a4\ucf54\ub354\ub294 <a href=\"https:\/\/www.mainconcept.com\/sdks\" title=\"MainConecpt\" target=\"_blank\" rel=\"noopener\">MainConcept<\/a>\uc758 SDK\ub97c \uae30\ubc18\uc73c\ub85c \ub3d9\uc791\ud55c\ub2e4. \uc704\uc5d0 \uc5b8\uae09\ub41c \uc635\uc158\ub4e4\uc5d0 \ub300\uc751\ud558\ub294 \ud30c\ub77c\ubbf8\ud130\ub4e4\uc740 \uba54\uc778\ucee8\uc149 SDK\uc758 <code>AVCEncoderParams<\/code> \uad6c\uc870\uccb4\uc5d0\uc11c \ud655\uc778\ud560 \uc218 \uc788\ub2e4. \n<pre><code>typedef struct AVCEncoderParams\n{\n    int32_t struct_size;       \/\/ \uad6c\uc870\uccb4 \ud06c\uae30\n    int32_t width;             \/\/ \ud504\ub808\uc784 \uac00\ub85c \ud574\uc0c1\ub3c4\n    int32_t height;            \/\/ \ud504\ub808\uc784 \uc138\ub85c \ud574\uc0c1\ub3c4\n    int32_t framerate_num;     \/\/ \ud504\ub808\uc784\ub808\uc774\ud2b8 \ubd84\uc790\n    int32_t framerate_den;     \/\/ \ud504\ub808\uc784\ub808\uc774\ud2b8 \ubd84\ubaa8\n    int32_t rc_mode;           \/\/ Rate control \ubaa8\ub4dc\n    int32_t bitrate;           \/\/ \ubaa9\ud45c \ube44\ud2b8\ub808\uc774\ud2b8\n    int32_t max_bitrate;       \/\/ \ucd5c\ub300 \ube44\ud2b8\ub808\uc774\ud2b8\n    int32_t vbv_buffer_size;   \/\/ VBV \ubc84\ud37c \ud06c\uae30\n    int32_t qp;                \/\/ \uc804\uccb4 \ud504\ub808\uc784\uc5d0 \uacf5\ud1b5 \uc801\uc6a9\ub420 QP\n    int32_t i_qp;              \/\/ I-\ud504\ub808\uc784 QP\n    int32_t p_qp;              \/\/ P-\ud504\ub808\uc784 QP\n    int32_t b_qp;              \/\/ B-\ud504\ub808\uc784 QP\n    int32_t gop_size;          \/\/ GOP \ud06c\uae30\n    int32_t idr_interval;      \/\/ IDR \uac04\uaca9\n    int32_t b_frames;          \/\/ B-\ud504\ub808\uc784 \uc218\n    int32_t b_pyramid;         \/\/ B \ud53c\ub77c\ubbf8\ub4dc \uc0ac\uc6a9 \uc5ec\ubd80 (0 = \uaebc\uc9d0)\n    int32_t profile_idc;       \/\/ AVC Profile\n    int32_t level_idc;         \/\/ AVC Level\n    int32_t entropy_mode;      \/\/ 0 = CAVLC, 1 = CABAC\n    int32_t scene_change_detection; \/\/ \uc7a5\uba74 \uc804\ud658\uc2dc I-\ud504\ub808\uc784 \uc790\ub3d9 \uc0bd\uc785\n    int32_t color_format;      \/\/ \uc608: NV12, YUV420\n    int32_t interlace_mode;    \/\/ \ud504\ub85c\uadf8\ub808\uc2dc\ube0c\/\uc778\ud130\ub808\uc774\uc2a4 \uc124\uc815\n    void*    user_data;        \/\/ \uc0ac\uc6a9\uc790 \ub370\uc774\ud130 \ud3ec\uc778\ud130\n    uint32_t reserved[16];     \/\/ \ud5a5\ud6c4 \ud655\uc7a5\uc6a9\n} AVCEncoderParams;<\/code><\/pre>\n<\/p>\n<p>\uc640\uc6b0\uc790 \ub0b4\ubd80\uc801\uc73c\ub85c \uba54\uc778\ucee8\uc149 SDK\uc640 \uc5f0\uacb0\ub41c \ud30c\ub77c\ubbf8\ud130\ub97c \uc870\uc815\ud558\ub294 \ubc29\ubc95\uc774 \uc788\uc744 \uac83\uc73c\ub85c \uc608\uc0c1\ub418\uc9c0\ub9cc, \uc640\uc6b0\uc790\uc5d0\uc11c \uacf5\uc2dd\uc801\uc73c\ub85c \ubc1d\ud78c \ud56d\ubaa9\ub4e4\uc740 \uc55e\uc11c \uc815\ub9ac\ud55c 7\uac00\uc9c0 \ud56d\ubaa9 \ubfd0\uc774\ub2e4.<\/p>\n<\/section>\n<\/section>\n<section id=\"Conclusion\">\n<h2>\ub9c8\ubb34\ub9ac<\/h2>\n<p>\uc0ac\uc2e4 \ubcf8 \uae00\uc758 \ub0b4\uc6a9\uc740 \uc77c\ubc18\uc801\uc778 \uc6b4\uc601\uc790\ub4e4\uc5d0\uac8c\ub294 \ud544\uc694 \uc5c6\ub294 (\uadf8\ub9ac\uace0 \uc5c6\uc5b4\uc57c \ud558\ub294) \ub0b4\uc6a9\uc774\ub2e4. \ubcf8 \ud544\uc790\ub294 \ub2e4\ub978 \uae00\ub4e4\uc744 \ud1b5\ud574 <strong>\uc778\ucf54\ub529\/\ud2b8\ub79c\uc2a4\ucf54\ub529 \uc791\uc5c5\uc740 \uc640\uc6b0\uc790 \uc678\ubd80\uc5d0\uc11c \ucc98\ub9ac\ud560 \uac83\uc744 \uad8c\uc7a5<\/strong>\ud55c\ub2e4\uace0 \uc774\ubbf8 \uc218\ucc28\ub840 \ubc1d\ud78c \ubc14 \uc788\ub2e4.<\/p>\n<p>\ubcf8 \uae00\uc758 \ub0b4\uc6a9\uc740 \uc640\uc6b0\uc790 \uae30\uc220\uc9c0\uc6d0\uc5d0\uc11c \uacf5\uc2dd\uc801\uc73c\ub85c \uc81c\uacf5\ud55c \uc815\ubcf4\uc774\uace0, \ubcf8 \ud544\uc790 \uc5ed\uc2dc <strong>\uc2e4\uc81c\ub85c \uc2dc\uc2a4\ud15c\uc5d0 \uc635\uc158\uc744 \uc801\uc6a9\ud558\uc5ec \ub3d9\uc791 \uc5ec\ubd80\ub97c \uc9c1\uc811 \ud655\uc778\ud55c \ub0b4\uc6a9\uc774\ub2e4.<\/strong> \ud558\uc9c0\ub9cc \uc640\uc6b0\uc790\uc5d0\uc11c \uc815\uc2dd\uc73c\ub85c \ubb38\uc11c\ub85c \ub9cc\ub4e4\uc5b4 \ubc30\ud3ec\ud55c \uc815\ubcf4\ub294 \uc544\ub2c8\ub2e4. (\uc640\uc6b0\uc790 \ub0b4\ubd80\uc5d0\ub3c4 \ubcf8 \ud544\uc790\uc758 \uc9c8\ubb38 \uc804\uc5d0\ub294 \ubb38\uc11c\ud654 \ud55c\uac8c \uc5c6\ub2e4\uace0 \ud588\uc73c\ub2c8..)<\/p>\n<p>\ud558\uc9c0\ub9cc \uc5b4\ub514\uc5d4\uac00 \uc640\uc6b0\uc790 \ud2b8\ub79c\uc2a4\ucf54\ub354\ub97c \ub05d\uae4c\uc9c0 \uc950\uc5b4 \uc9dc\ub0b4\uac00\uba70 \uc0ac\uc6a9\ud574\uc57c \ud558\ub294 \uc0c1\ud669\uc5d0 \ucc98\ud558\uc2e0 \ubd84\ub4e4\uaed8 \uc791\uac8c\ub098\ub9c8 \ub3c4\uc6c0\uc774 \ub418\uace0\uc790 \uc774 \ub0b4\uc6a9\uc744 \uacf5\uc720\ud55c\ub2e4. \ubd80\ub514 \uc11c\ube44\uc2a4 \uad6c\ucd95\uc5d0 \ubcf8 \uae00\uc774 \ud544\uc694\ud55c \ub3c5\uc790\uc81c\uc704\uac00 \uc5c6\uc73c\uc2dc\uae30\ub97c \ubc14\ub780\ub2e4.<\/p>\n<\/section>\n","protected":false},"excerpt":{"rendered":"<p>\uc640\uc6b0\uc790 \uc2a4\ud2b8\ub9ac\ubc0d \uc5d4\uc9c4 \ud2b8\ub79c\uc2a4\ucf54\ub354 UI\uc5d0\uc11c \ubcf4\uc774\uc9c0 \uc54a\ub294, \uc228\uc740 \uc124\uc815\ub4e4\uc744 \uacf5\uac1c\ud55c\ub2e4. xml \ud30c\uc77c\uc744 \uc9c1\uc811 \uc218\uc815\ud574 \uc8fc\uba74, CBR, CQT, VBR, VBV, I-Frame, B-Frame, P-Frame \ub4f1\uc758 \uc124\uc815\uc744 \ubcc0\uacbd\ud560 \uc218 \uc788\ub2e4. \uc228\uaca8\uc838 \uc788\ub294 \uc635\uc158\ub4e4\uc758 \ubaa9\ub85d\uacfc, \uc774\ub97c mainconcept SDK\uc640 \ube44\uad50\ud574 \ubcf8\ub2e4.<\/p>\n","protected":false},"author":1,"featured_media":1008,"comment_status":"open","ping_status":"open","sticky":false,"template":"","format":"standard","meta":{"footnotes":""},"categories":[5],"tags":[62,63,64,61,11,9,10],"class_list":{"0":"post-816","1":"post","2":"type-post","3":"status-publish","4":"format-standard","5":"has-post-thumbnail","7":"category-ott","8":"tag-cbr","9":"tag-gop","10":"tag-mainconcept","11":"tag-vbr","12":"tag-techanical-support","13":"tag-wowzastreamingengine","14":"tag-transcoding","15":"content-layout-excerpt-thumb"},"_links":{"self":[{"href":"https:\/\/www.decteng.com\/ko\/wp-json\/wp\/v2\/posts\/816","targetHints":{"allow":["GET"]}}],"collection":[{"href":"https:\/\/www.decteng.com\/ko\/wp-json\/wp\/v2\/posts"}],"about":[{"href":"https:\/\/www.decteng.com\/ko\/wp-json\/wp\/v2\/types\/post"}],"author":[{"embeddable":true,"href":"https:\/\/www.decteng.com\/ko\/wp-json\/wp\/v2\/users\/1"}],"replies":[{"embeddable":true,"href":"https:\/\/www.decteng.com\/ko\/wp-json\/wp\/v2\/comments?post=816"}],"version-history":[{"count":2,"href":"https:\/\/www.decteng.com\/ko\/wp-json\/wp\/v2\/posts\/816\/revisions"}],"predecessor-version":[{"id":1193,"href":"https:\/\/www.decteng.com\/ko\/wp-json\/wp\/v2\/posts\/816\/revisions\/1193"}],"wp:featuredmedia":[{"embeddable":true,"href":"https:\/\/www.decteng.com\/ko\/wp-json\/wp\/v2\/media\/1008"}],"wp:attachment":[{"href":"https:\/\/www.decteng.com\/ko\/wp-json\/wp\/v2\/media?parent=816"}],"wp:term":[{"taxonomy":"category","embeddable":true,"href":"https:\/\/www.decteng.com\/ko\/wp-json\/wp\/v2\/categories?post=816"},{"taxonomy":"post_tag","embeddable":true,"href":"https:\/\/www.decteng.com\/ko\/wp-json\/wp\/v2\/tags?post=816"}],"curies":[{"name":"wp","href":"https:\/\/api.w.org\/{rel}","templated":true}]}}